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Teaching toolkit

Gallery of solution methods

Different approaches to the same task are displayed side by side, so the class compares strategies rather than just results. Ideal for making multiple approaches and a positive error culture visible.

10 to 20 minutes Group size: 3-5little preparationReviewReflectionGroup workWhole-class discussion

How the method works

  1. 1

    Groups solve the same task and clearly document their approach on a poster or slide.

  2. 2

    Display all paths; take a short gallery walk with a comparison task (What’s the same, what’s different?).

  3. 3

    Whole-class discussion: compare approaches. Which is elegant, which is robust, and where do they share the same core?

  4. 4

    Consolidation: Name strategies and record them in your notebook with examples.

Material

  • Solution posters
  • Comparison task

You can find free, ready-made worksheets for the work phase in the TeachPie Marketplace , sorted by subject and grade, in three levels.

Common pitfalls in practice

  • Compare thought processes, not just results

Variants

  • Error gallery: Include an intentionally incorrect solution, and have the class find and explain the mistake.
  • Silent gallery: comments are written on sticky notes only, followed by a discussion.
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